/* Design uebernommen aus /lebenslauf: IBM Plex, dunkle Tokens,
   Mono-Sektionen mit [*]-Label und Karten im Surface-Look. */

@font-face {
  font-family: "IBM Plex Sans";
  src: url("/fonts/ibmplexsans-var-latin.woff2") format("woff2");
  font-weight: 100 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("/fonts/ibmplexmono-400-latin.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("/fonts/ibmplexmono-500-latin.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #0c0c0e;
  --surface: #161618;
  --elevated: #1c1c1f;
  --line: #2c2c2e;
  --line-strong: #38383a;
  --text: #ffffff;
  --muted: hsl(0, 4%, 71%);
  --faint: hsl(0, 1%, 55%);
  --accent: #f4f4f5;
  --accent-contrast: #0b0b0c;
  color-scheme: dark;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #ffffff;
    --surface: #f5f5f7;
    --elevated: #ffffff;
    --line: #e5e5ea;
    --line-strong: #d2d2d7;
    --text: #1d1d1f;
    --muted: hsl(0, 1%, 39%);
    --faint: hsl(10, 3%, 43%);
    --accent: #0d0d0e;
    --accent-contrast: #ffffff;
    color-scheme: light;
  }
}

:root {
  --font-sans: "IBM Plex Sans", ui-sans-serif, system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --radius-sm: 0.1875rem;
  --radius-md: 0.3125rem;
  --radius-lg: 0.5rem;
  --container: 48rem;
  --notify: #d61f26;
}

html {
  font-size: 15px;
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: inherit;
  text-decoration: none;
}

::selection {
  background: rgba(128, 128, 128, 0.35);
}

.container {
  width: min(var(--container), calc(100vw - 3rem));
  margin-inline: auto;
}

/* ---------- Scroll-Reveal ---------- */

.js [data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}
.js [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- Kopfzeile ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(8px);
}

.header-inner {
  height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.pixel-mark rect { fill: var(--text); }
.pixel-mark rect.fill-faint { fill: var(--faint); }

.brand span {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--text);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  transition: color 0.2s ease;
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--accent);
  text-decoration: none;
}

.nav-sep {
  color: var(--line-strong);
  user-select: none;
}

/* ---------- Seitenkoerper ---------- */

main {
  flex: 1;
}

.back {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 1.75rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
}

.page-body {
  padding-block: 2rem 4rem;
}

.back::before {
  content: "<";
  color: var(--faint);
}

.back:hover {
  color: var(--accent);
  text-decoration: none;
}

/* ---------- Hero ---------- */

.hero {
  border-bottom: 1px solid var(--line);
}

.hero-inner {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-block: 5rem 6rem;
}

.hero-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.hero-label::before {
  content: "";
  width: 0.375rem;
  height: 0.375rem;
  border-radius: 999px;
  background: var(--accent);
}

.hero-title {
  font-size: clamp(2.25rem, 6vw, 3.35rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.hero-role {
  margin-top: 1rem;
  max-width: 36rem;
  font-size: 1.125rem;
  color: var(--muted);
}

.hero-intro {
  margin-top: 2rem;
  max-width: 42rem;
  font-size: 1rem;
  line-height: 1.65;
  color: color-mix(in srgb, var(--text) 90%, transparent);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-top: 2.5rem;
}

.button-primary {
  display: inline-flex;
  align-items: center;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-md);
  background: var(--accent);
  color: var(--accent-contrast);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 500;
  transition: opacity 0.2s ease;
}

.button-primary:hover {
  opacity: 0.85;
  text-decoration: none;
}

.button-secondary {
  display: inline-flex;
  align-items: center;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-strong);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--muted);
  transition:
    border-color 0.2s ease,
    color 0.2s ease;
}

.button-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  text-decoration: none;
}

/* ---------- Sektionen ---------- */

.section {
  padding-block: 5rem;
  border-bottom: 1px solid var(--line);
}

.section:last-of-type {
  border-bottom: 0;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--faint);
}

.section-title {
  margin-top: 0.5rem;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.section-title-plain {
  text-transform: none;
  font-size: 1.15rem;
}

.section-rule {
  height: 1px;
  margin-top: 1rem;
  background: repeating-linear-gradient(
    90deg,
    var(--line-strong) 0 6px,
    transparent 6px 12px
  );
}

.section-intro {
  margin-top: 1.5rem;
  max-width: 42rem;
  line-height: 1.65;
  color: color-mix(in srgb, var(--text) 90%, transparent);
}

/* ---------- Karten-Raster (Projekte) ---------- */

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}

.card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 1.25rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--surface);
  transition: border-color 0.2s ease;
}

a.card:hover {
  border-color: var(--line-strong);
}

.card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.card-name {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text);
}

a.card-name:hover {
  color: var(--accent);
}

.card-meta {
  flex-shrink: 0;
  padding-top: 0.125rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--faint);
}

.card-desc {
  flex: 1;
  margin-top: 0.5rem;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--muted);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-top: 0.75rem;
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--bg);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
}

.project-status {
  flex-shrink: 0;
  padding-top: 0.125rem;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--faint);
}

.project-status::before { content: "["; }
.project-status::after { content: "]"; }

/* ---------- Kontakt-Karten ---------- */

.contact-card p:first-child {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.contact-card p:last-child {
  margin-top: 0.25rem;
  font-size: 0.875rem;
  overflow-wrap: anywhere;
  color: var(--text);
}

a.contact-card:hover {
  border-color: var(--accent);
}

/* ---------- Listen (Texte) ---------- */

.post-list,
.blog-list {
  list-style: none;
  margin-top: 2rem;
}

.post-item,
.blog-item {
  padding-block: 1rem;
  border-bottom: 1px solid var(--line);
}

.post-item:last-child,
.blog-item:last-child {
  border-bottom: 0;
}

.post-head,
.blog-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.post-title,
.blog-title {
  font-size: 1.02rem;
  font-weight: 500;
  line-height: 1.3;
  color: var(--text);
  transition: color 0.2s ease;
}

.post-title:hover,
.blog-title:hover {
  color: var(--accent);
  text-decoration: none;
}

.post-meta,
.blog-meta {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--muted);
}

.blog-excerpt {
  margin-top: 0.5rem;
  max-width: 54rem;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--muted);
}

.blog-more {
  display: inline-block;
  margin-top: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--muted);
}

.blog-more:hover {
  color: var(--accent);
  text-decoration: underline;
}

.blog-sep {
  opacity: 0.6;
}

.empty-note {
  margin-top: 2rem;
  padding: 1.25rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--surface);
  font-size: 0.9rem;
  color: var(--muted);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.notify-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 16px;
  height: 16px;
  margin-left: 0.4rem;
  padding: 0 4px;
  border-radius: 999px;
  background: var(--notify);
  color: #ffffff;
  font-family: var(--font-sans);
  font-size: 0.62rem;
  font-weight: 700;
  line-height: 1;
}

.post-new-dot,
.blog-new {
  display: inline-flex;
  align-items: center;
  padding: 0 0.35rem;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: var(--accent-contrast);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  text-transform: uppercase;
}

.post-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
}

/* ---------- Textseite ---------- */

.post-header {
  margin-top: 1.5rem;
}

.post-page-title {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.post-page-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin-top: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--muted);
}

.prose {
  margin-top: 2.25rem;
  font-size: 0.95rem;
  line-height: 1.75;
}

.prose p { margin-bottom: 1.05em; }
.prose p:last-child { margin-bottom: 0; }

.prose h2 {
  margin: 2em 0 0.65em;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.prose h3 {
  margin: 1.4em 0 0.45em;
  font-size: 0.95rem;
  font-weight: 600;
}

.prose ul, .prose ol { padding-left: 1.5em; margin-bottom: 1.05em; }
.prose li { margin-bottom: 0.3em; }
.prose a { text-decoration: underline; text-underline-offset: 2px; color: var(--text); }
.prose a:hover { color: var(--accent); }

.prose code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: var(--elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.05em 0.3em;
}

.prose pre {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 0.7rem 0.8rem;
  overflow-x: auto;
  margin-bottom: 1.05em;
}

.prose pre code {
  background: none;
  border: 0;
  padding: 0;
}

.prose blockquote {
  border-left: 2px solid var(--line-strong);
  padding-left: 1em;
  color: var(--muted);
  margin: 1.3em 0;
}

.prose hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 1.6em 0;
}

.prose img {
  max-width: 100%;
  border-radius: var(--radius-md);
}

.post-nav {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 0.6rem;
  margin-block: 2.5rem 3rem;
}

.post-nav-link {
  display: block;
  min-width: 0;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--surface);
  transition: border-color 0.2s ease;
}

.post-nav-link:hover {
  text-decoration: none;
  border-color: var(--line-strong);
}

.post-nav-right {
  text-align: right;
}

.post-nav-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--faint);
}

.post-nav-title {
  display: block;
  font-size: 0.86rem;
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---------- Fusszeile ---------- */

.site-footer {
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-block: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
}

.footer-inner a:hover {
  color: var(--accent);
}

.footer-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* ---------- Fokus ---------- */

:focus-visible {
  outline: 2px solid var(--faint);
  outline-offset: 2px;
}

/* ---------- Verwaltung ---------- */

.page-narrow {
  width: min(26rem, calc(100vw - 3rem));
  margin-inline: auto;
  padding-block: 4rem;
}

.admin-header {
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(8px);
}

.admin-panel {
  padding: 1.25rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--surface);
}

.admin-panel-narrow {
  max-width: 26rem;
}

.admin-title {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.admin-text {
  font-size: 0.88rem;
  color: var(--muted);
}

.admin-text code {
  font-family: var(--font-mono);
  background: var(--elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.05em 0.3em;
}

.admin-notice,
.admin-error {
  padding: 0.5rem 0.75rem;
  margin-bottom: 0.8rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-strong);
  font-size: 0.85rem;
}

.admin-notice {
  color: var(--muted);
  background: var(--elevated);
}

.admin-error {
  color: #fca5a5;
  background: rgba(127, 29, 29, 0.25);
  border-color: #7f1d1d;
}

@media (prefers-color-scheme: light) {
  .admin-error {
    color: #7a1a10;
    background: #f7e2e0;
    border-color: #d2d2d7;
  }
}

.admin-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.9rem;
}

.admin-toolbar-right {
  margin-left: auto;
}

.admin-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-md);
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--line-strong);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  cursor: pointer;
  transition:
    border-color 0.2s ease,
    color 0.2s ease;
}

.admin-button:hover {
  text-decoration: none;
  border-color: var(--accent);
  color: var(--accent);
}

.admin-button-primary {
  background: var(--accent);
  color: var(--accent-contrast);
  border-color: var(--accent);
  font-weight: 500;
}

.admin-button-primary:hover {
  opacity: 0.85;
  color: var(--accent-contrast);
}

.admin-button-quiet {
  color: var(--muted);
}

.admin-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.1rem;
}

.admin-stat {
  flex: 1 1 8rem;
  padding: 0.75rem 0.85rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--surface);
}

.admin-stat-value {
  display: block;
  font-size: 1.4rem;
  font-weight: 600;
  line-height: 1.1;
}

.admin-stat-label {
  display: block;
  margin-top: 0.15rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--surface);
  font-size: 0.86rem;
}

.admin-table th {
  text-align: left;
  padding: 0.5rem 0.7rem;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.admin-table td {
  padding: 0.55rem 0.7rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.admin-table tr:last-child td {
  border-bottom: 0;
}

.admin-col-small {
  width: 7rem;
}

.admin-col-actions {
  width: 13rem;
}

.admin-row-title {
  font-weight: 500;
}

.admin-row-tag {
  display: inline-block;
  margin-left: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--muted);
}

.admin-mono {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  white-space: nowrap;
}

.admin-badge {
  display: inline-flex;
  align-items: center;
  min-height: 18px;
  padding: 0 0.38rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--elevated);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--muted);
}

.admin-badge-new {
  background: var(--notify);
  color: #ffffff;
  border-color: transparent;
}

.admin-badge-draft {
  background: var(--accent);
  color: var(--accent-contrast);
  border-color: transparent;
}

.admin-row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.admin-link {
  background: none;
  border: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text);
  text-decoration: underline;
  text-underline-offset: 2px;
  cursor: pointer;
}

.admin-link:hover {
  color: var(--accent);
}

.admin-link-danger {
  color: var(--faint);
}

@media (prefers-color-scheme: light) {
  .admin-link-danger {
    color: #a3130a;
  }
}

.admin-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.admin-editor {
  padding: 1rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--surface);
}

.admin-field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 0;
}

.admin-field-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 0.75rem;
}

.admin-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.admin-input,
.admin-textarea {
  width: 100%;
  padding: 0.45rem 0.55rem;
  border-radius: var(--radius-md);
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--line-strong);
  font-family: var(--font-sans);
  font-size: 0.9rem;
}

.admin-textarea {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  line-height: 1.6;
  resize: vertical;
}

.admin-input:focus,
.admin-textarea:focus {
  outline: none;
  border-color: var(--faint);
}

.admin-hint {
  font-size: 0.76rem;
  color: var(--faint);
}

.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.2rem;
}

/* ---------- Responsive ---------- */

@media (max-width: 680px) {
  .card-grid,
  .admin-field-row,
  .post-nav {
    grid-template-columns: 1fr;
  }

  .admin-col-small,
  .admin-col-actions {
    width: auto;
  }

  .admin-table {
    font-size: 0.8rem;
  }

  .post-nav-right {
    text-align: left;
  }
}

@media (max-width: 640px) {
  .hero-inner {
    padding-block: 3.5rem 4rem;
  }

  .section {
    padding-block: 3.5rem;
  }

  .nav-link-social {
    display: none;
  }
}